https://manuals.pqstat.pl/ 2026-05-01T05:23:56+00:00 https://manuals.pqstat.pl/ https://manuals.pqstat.pl/lib/tpl/dokuwiki/images/favicon.ico text/html 2022-02-13T18:53:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://manuals.pqstat.pl/en:statpqpl:korelpl:parpl:rpbetapl The slope coefficient significance The test of significance for the coefficient of linear regression equation This test is used to verify the hypothesis determining the lack of a linear dependence between an analysed features and is based on the slope coefficient (also called an effect), calculated for the sample. The closer to 0 the value of text/html 2022-02-13T19:49:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://manuals.pqstat.pl/en:statpqpl:korelpl:parpl:rpbetaporpl Comparison of the slope of regression lines The test for checking the equality of the coefficients of linear regression equation, which come from 2 independent populations This test is used to verify the hypothesis determining the equality of 2 text/html 2022-02-13T18:45:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://manuals.pqstat.pl/en:statpqpl:korelpl:parpl:rpistpl The Pearson correlation coefficient significance The test of significance for Pearson product-moment correlation coefficient is used to verify the hypothesis determining the lack of linear correlation between an analysed features of a population and it is based on the Pearson's linear correlation coefficient calculated for the sample. The closer to 0 the value of text/html 2022-02-13T18:45:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://manuals.pqstat.pl/en:statpqpl:korelpl:parpl:rppl The linear correlation coefficients The Pearson product-moment correlation coefficient called also the Pearson's linear correlation coefficient (Pearson (1896,1900)) is used to decribe the strength of linear relations between 2 features. It may be calculated on an text/html 2022-02-13T19:46:28+00:00 Anonymous (anonymous@undisclosed.example.com) https://manuals.pqstat.pl/en:statpqpl:korelpl:parpl:rpporpl Comparison of correlation coefficients The test for checking the equality of the Pearson product-moment correlation coefficients, which come from 2 independent populations This test is used to verify the hypothesis determining the equality of 2